Children&#39;s activity center



FIG. 1 is a right side elevational view of a children's activity center showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof;

FIG. 6 is a right side elevational view with the children activity center in an open position thereof; and,

FIG. 7 is a top plan view with the children's activity center in an open position thereof. 

The ornamental design for a children's activity center, as shown and described. 